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%I #5 Jun 22 2022 12:23:20
%S 3,8,13,16,21,26,34,39,44
%N Positions of nonzero terms in A354883.
%C This sequence lists the positive integers k for which there exists a "pseudo-Collatz" cycle of length k as specified in A354883.
%Y Cf. A354883.
%K nonn,hard,more
%O 1,1
%A _Markus Sigg_, Jun 20 2022